package com.hello;

public class 判断质数 {
    public static void main(String[] args) {
        int count=0;
        for (int i = 101; i < 200; i++) {
            boolean flag=true;
            for(int j=2;j<i;j++)
            {
                if(i%j==0){
                   flag=false;
                   break;
                }
            }
            if(flag){
                System.out.println("当前数字"+i+"是质数");
                count++;
            }

        }
        System.out.println("一共有"+count+"个质数");
    }
}
